Update appveyor.yml with post deploy script
Update appveyor.yml with post deploy script

Moved post build script to post deploy so we don't push the binaries and zip files 4 times. Made the default deploy message a little more informative.
joelself/FannCSharp,joelself/FannCSharp,joelself/FannCSharp,joelself/FannCSharp,joelself/FANNCSharpCore,joelself/FANNCSharpCore,joelself/FannCSharp,joelself/FANNCSharpCore,joelself/FANNCSharpCore,joelself/FANNCSharpCore